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Evaluation of Equivalent Linear Analysis Methods of Bridge Isolation
Publisher: American Society of Civil Engineers
Abstract: Various equivalent linear analysis methods for base-isolated regular bridges are compared and evaluated in this paper. The equivalent linear analysis models encompassed in the paper are those specified by the American ...
Analytical Modeling of High Damping Rubber Bearings
Publisher: American Society of Civil Engineers
Abstract: Two analysis models for high damping rubber bearings are proposed based on the results of shaking table tests of a seismically isolated bridge deck. These analysis models are established using the modified Gauss-Newton ...
Effective Stiffness and Equivalent Damping of Base‐Isolated Bridges
Publisher: American Society of Civil Engineers
Abstract: In this paper, the guide specifications for bridge base isolation published in 1991 by the American Association of State Highway Transportation Officials (AASHTO) are briefly summarized and discussed. The effective ...
Seismic Behavior of Gable Frame Consisting of Tapered Members
Publisher: American Society of Civil Engineers
Abstract: This paper reports the dynamic responses of a one‐fifth‐scale gable‐frame structure composed of tapered members subjected to El Centro earthquake ground motions, using a shaking table. The test structure was designed ...
Quasi‐Static and Dynamic Sliding Characteristics of Teflon—Stainless Steel Interfaces
Publisher: American Society of Civil Engineers
Abstract: This paper describes an experimental program of study on the sliding characteristics of Teflon‐stainless steel interfaces. The effects of normal pressure, sliding distance, normal pressure history, sliding velocity, sliding ...
Analytical Model for Sliding Behavior of Teflon‐Stainless Steel Interfaces
Publisher: American Society of Civil Engineers
Abstract: An analytical model is proposed to describe the interfacial sliding characteristics of Teflon and stainless steel based on experimentally observed quasi‐static and dynamic sliding characteristics. The effects of normal ...
Modified Frequency‐Domain Data Processing
Publisher: American Society of Civil Engineers
Abstract: Data processing techniques have been frequently used to minimize errors involved in the measurements of earthquake ground motion data and experimental structural responses. In this paper a frequency domain data processing ...
Shaking Table Tests of Pinned‐Base Steel Gable Frame
Publisher: American Society of Civil Engineers
Abstract: In the United States, design of steel gable frames normally follows the guidelines prescribed by the American Institute of Steel Construction for assumed wind and gravity loadings. In this study, a pinned‐base steel gable ...
Applicability of Seismic Protective Systems to Structures with Vibration-Sensitive Equipment
Publisher: American Society of Civil Engineers
Abstract: The paper summarizes the feasibility study of implementing seismic protective systems into high-tech industrial structures in which costly vibration-sensitive facilities are housed. Due to the fact that the microvibration ...